Freelance AI Data Specialist & QA Tester (Upwork)
Delivered high-quality Japanese transcription and audio data processing for AI training datasets. Verified data accuracy by applying provided guidelines during QA testing. Produced professional Japanese voiceover materials intended for AI voice and speech models.•Transcribed Japanese speech from long audio files with attention to detail.•Performed guideline-based QA checks to ensure transcription correctness.•Prepared and delivered Japanese voiceover audio for training AI models.•Handled technical platform tools while maintaining precision on large audio batches.